Shock absorber for bicycles



FIG. 1 is a front view of the shock absorber for bicycles.

FIG. 2 is a rear view of the shock absorber for bicycles.

FIG. 3 is a top view of the shock absorber for bicycles.

FIG. 4 is a bottom view of the shock absorber for bicycles; and,

FIG. 5 is a perspective view of the shock absorber for bicycles. 

The ornamental design for a shock absorber for bicycles, as shown and described. 